WIKIPEDIA:

“ OK Computer is the third studio album by the English alternative rock band Radiohead, released on 16 June 1997 on Parlophone in the United Kingdom and 1 July 1997 by Capitol Records in the United States. It marks a deliberate attempt by the band to move away from the introspective guitar-oriented sound of their previous album The Bends. Its layered sound and wide range of influences set it apart from many of the Britpop and alternative rock bands popular at the time and laid the groundwork for Radiohead's later, more experimental work.
OK Computer was the first self-produced Radiohead album, with assistance from Nigel Godrich. Radiohead recorded the album in Oxfordshire and Bath between 1996 and early 1997, with most of the recording completed in the historic mansion St. Catherine's Court. On delivery to Capitol, the label lowered its sales estimates due to the album's unconventional, unmarketable sound. Nevertheless, OK Computer reached number one on the UK Albums Chart and became Radiohead's highest album entry on the American charts at the time, debuting at number 21 on the ''Billboard'' 200. Three singles—"Paranoid Android", "Karma Police" and "No Surprises"—were released in promotion of the album.
The album built on the band's worldwide popularity [......] ”

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